document.write( "Question 209548: two planes travel toward each other from cities that are 780 km. apart, at rates of 190 and 200 km/h. they started at the same time. in how many hours will they meet? \n" ); document.write( "
Algebra.Com's Answer #158450 by checkley77(12844)![]() ![]() ![]() You can put this solution on YOUR website! D=RT \n" ); document.write( "780=190T+200T \n" ); document.write( "780=390T \n" ); document.write( "T=780/390 \n" ); document.write( "T=2 HOURS THEY WILL MEET. \n" ); document.write( " \n" ); document.write( " |